// Shader.vsh
attribute highp vec3 position;
// attribute highp vec4 color;
 
// uniform mat4 modelViewMatrix;
// uniform mat4 projectionMatrix;
 
// varying highp vec4 v_Color;
 
void main( void )
{
    // gl_Position = projectionMatrix *
    //         modelViewMatrix *
    //         vec4( position, 1.0 );
    // v_Color = color;
    gl_Position = vec4(position, 1.0);
}